Chapter 54 Flashcards

1
Q

Indicate how each inter specific interaction affects the survival and reproduction of the 2 species interacting

A

+ and -

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2
Q

(-/-)

Occurs when individuals of different species compete for a resource that limits their growth and survival

A

Interspecific competition

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3
Q

Conditions which leave to competitive exclusion

A

Limited resources

Multiple species competing

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4
Q

One species outcompetes the other, which goes extinct

A

Competitive exclusion

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5
Q

Two species with the exact same niche

A

Perfect competition

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6
Q

All of the resources a species uses make up its

A

Ecological niche

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7
Q

Dividing up of a resource

A

Resource partitioning

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8
Q

How does resource partitioning relate to competitive exclusion?

A

Helps species overcome compatible exclusion and coexist

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9
Q

Conditions under which a species could exist without competition

A

Fundamental niche

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10
Q

Conditions under which a species actually exists

A

Realized niche

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11
Q

When two species are together, they become more distinct

A

Character displacement

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12
Q

Because of character displacement, sympathetic populations tend to be ___ similar to each other than allopathic populations of the same two species

A

Less

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13
Q

(-/+)

Between species in which one species, the predator, kills and eats the other, the prey

A

Predation

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14
Q

I I pull a carrot from my garden and eat it is it predation?

A

Yes

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15
Q

Four behavioral defenses

A

Camo
Warning coloration
Batesian mimicry
Millerian mimicry

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16
Q

Makes animals hard for predators to see

A

Cryptic coloration

17
Q

Wants predators that an animal is toxic

A

Aposematic

18
Q

A harmless species mimics an unpalatable or harmful species

A

Batesian mimicry

19
Q

Two or more harmful/unpalatable species mimic each other

20
Q

Which type of mimicry benefits everyone

A

Mullerian mimicry

21
Q

(-/+)

An organism eats parts of a plant or alga

22
Q

Two structural defenses

A

Spines

Thorns

23
Q

Two chemical defenses

A

Strychnos toxifera

Astragalus

24
Q

Can the term symbiosis describe harmful interactions

25
(-/+) | One organism, the parasite, derives its nourishment from another organism, it's host , which is harmed in the process
Parasitism
26
Feed off the external surface
Ectoparasites
27
Love within the body
Endoparasites
28
(+/+) | Benefits both species
Mutualism
29
At least one party can't survive without the other
Obligate mutualism
30
Both can survive on their own
Facultative mutualism
31
(+/0) | Benefits one but neither harms nor helps the other
Commensalism
32
Is true commensalism common in nature?
No
33
(+/+) or (+/0) Can have positive effects on survival and reproduction of other species without necessarily living in direct intimate contact Not sybiotic
Facilitation
34
Competition, predation, her ivory, symbiosis, and facilitation
Interspecific actions